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- 2017
显微镜下与直视下超声洁治的根面情况比较研究
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Abstract:
摘要 目的:观察比较在显微镜下与直视下超声洁治后的离体牙的根面情况。方法:选择因重度牙周炎拔除的患牙10颗,每颗牙随机一面在显微镜下进行超声洁治,另一面在直视下超声洁治,然后用亚甲蓝染色分析。选择因重度牙周炎拔除的单根牙6颗及因正畸拔除的单根牙2颗,随机分成显微镜组,直视组,未处理组和正畸牙组,于扫描电镜下观察。结果:直视组和显微镜组结石残留差异具有显著性(P<0.05),显微镜下结石去除效果较好。结论:显微镜有助于提高超声洁治的清洁效果
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